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From: "Arnd Bergmann" <arnd@arndb.de>
To: "Gregory Clement" <gregory.clement@bootlin.com>,
	"Paul Burton" <paulburton@kernel.org>,
	"Thomas Bogendoerfer" <tsbogend@alpha.franken.de>,
	linux-mips@vger.kernel.org, "Rob Herring" <robh+dt@kernel.org>,
	"Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: "Vladimir Kondratiev" <vladimir.kondratiev@intel.com>,
	"Tawfik Bayouk" <tawfik.bayouk@mobileye.com>,
	"Alexandre Belloni" <alexandre.belloni@bootlin.com>,
	"Théo Lebrun" <theo.lebrun@bootlin.com>,
	"Thomas Petazzoni" <thomas.petazzoni@bootlin.com>
Subject: Re: [PATCH 03/11] MIPS: support RAM beyond 32-bit
Date: Fri, 06 Oct 2023 13:21:08 +0200	[thread overview]
Message-ID: <52274cef-5334-4e97-a0c2-de7577e3e326@app.fastmail.com> (raw)
In-Reply-To: <20231004161038.2818327-4-gregory.clement@bootlin.com>

On Wed, Oct 4, 2023, at 18:10, Gregory CLEMENT wrote:
> From: Vladimir Kondratiev <vladimir.kondratiev@intel.com>
>
> Support platforms where RAM is mapped beyond 32-bit.
>
> The kernel parameter ddr32_alias allows to setup the alias to point
> outside the first 4 GB of memory.
>
> Signed-off-by: Vladimir Kondratiev <vladimir.kondratiev@intel.com>
> Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>

This needs a better explanation, and probably a rewrite.
Having to pass the memory address on the command line does
not sound like an appropriate way to boot the kernel, so
I think either this needs to be detected from the running kernel
itself, or passed through DT.

      Arnd

  reply	other threads:[~2023-10-06 11:21 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-04 16:10 [PATCH 00/11] Add support for the Mobileye EyeQ5 SoC Gregory CLEMENT
2023-10-04 16:10 ` [PATCH 01/11] MIPS: compressed: Use correct instruction for 64 bit code Gregory CLEMENT
2023-10-05  6:40   ` Philippe Mathieu-Daudé
2023-10-24  1:49   ` Florian Fainelli
2023-10-04 16:10 ` [PATCH 02/11] MIPS: use virtual addresses from xkphys for MIPS64 Gregory CLEMENT
2023-10-12 15:34   ` Thomas Bogendoerfer
2023-10-22 11:52     ` Jiaxun Yang
2023-10-22 11:39   ` Jiaxun Yang
2023-10-23 15:45     ` Gregory CLEMENT
2023-10-22 16:42   ` Jiaxun Yang
2023-10-24 16:08     ` Gregory CLEMENT
2023-10-04 16:10 ` [PATCH 03/11] MIPS: support RAM beyond 32-bit Gregory CLEMENT
2023-10-06 11:21   ` Arnd Bergmann [this message]
2023-10-07 20:14   ` Jiaxun Yang
2023-10-09 15:59     ` Gregory CLEMENT
2023-10-10  8:55       ` Jiaxun Yang
2023-10-11 14:46         ` Gregory CLEMENT
2023-10-12 20:40           ` Jiaxun Yang
2023-10-24  9:05             ` Maciej W. Rozycki
2023-10-04 16:10 ` [PATCH 04/11] dt-bindings: Add vendor prefix for Mobileye Vision Technologies Ltd Gregory CLEMENT
2023-10-05  6:34   ` Philippe Mathieu-Daudé
2023-10-06 16:32   ` Rob Herring
2023-10-04 16:10 ` [PATCH 05/11] dt-bindings: mips: cpu: Add I-Class I6500 Multiprocessor Core Gregory CLEMENT
2023-10-05  6:31   ` Philippe Mathieu-Daudé
2023-10-05 14:39   ` Serge Semin
2023-10-05 14:51     ` Gregory CLEMENT
2023-10-05 15:23       ` Serge Semin
2023-10-06 10:48       ` Arnd Bergmann
2023-10-06 16:40         ` Rob Herring
2023-10-09 15:32           ` Gregory CLEMENT
2023-10-09 18:48             ` Arnd Bergmann
2023-10-10 10:13             ` Serge Semin
2023-10-05 14:47   ` Sergio Paracuellos
2023-10-04 16:10 ` [PATCH 06/11] dt-bindings: mips: Add bindings for Mobileye SoCs Gregory CLEMENT
2023-10-04 16:47   ` Rob Herring
2023-10-05 14:55     ` Gregory CLEMENT
2023-10-06 16:50       ` Rob Herring
2023-10-04 16:10 ` [PATCH 07/11] dt-bindings: mfd: syscon: Document EyeQ5 OLB Gregory CLEMENT
2023-10-06 16:54   ` Rob Herring
2023-10-09 15:49     ` Gregory CLEMENT
2023-10-04 16:10 ` [PATCH 08/11] MIPS: mobileye: Add EyeQ5 dtsi Gregory CLEMENT
2023-10-04 16:41   ` Rob Herring
2023-10-05 15:17     ` Gregory CLEMENT
2023-10-04 16:10 ` [PATCH 09/11] MIPS: mobileye: Add EPM5 device tree Gregory CLEMENT
2023-10-06 11:18   ` Arnd Bergmann
2023-10-09 14:51     ` Gregory CLEMENT
2023-10-04 16:10 ` [PATCH 10/11] MIPS: generic: Add support for Mobileye EyeQ5 Gregory CLEMENT
2023-10-05  0:08   ` kernel test robot
2023-10-06 14:47     ` Arnd Bergmann
2023-10-09 14:58       ` Gregory CLEMENT
2023-10-04 16:10 ` [PATCH 11/11] MAINTAINERS: Add entry for Mobileye MIPS SoCs Gregory CLEMENT
2023-10-06 11:11   ` Arnd Bergmann
2023-10-09 15:06     ` Gregory CLEMENT

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